C13112133313331323321333133313331333133313331333133313331333133322131121131   >>    C1311213331333132332133313331333133313331333133313331333133313332213112113   <<    C13112133313331323321333133313331333133313331333133313331333133322131121133   >>      C13112133313331323321333133313331333133313331333133313331333133322131121132   >>